Thermopsis lanceolata is an herbaceous perennial that reaches about 1 metre and flowers in June to July with pale yellow blooms. It comes from Asia and suits positions in full sun or partial shade. Plant in fertile, moist but well-drained soil and allow room for its mature spread. Parts of the plant are harmful if eaten, so wear gloves when handling and keep away from pets.

Tapered false lupin (Thermopsis lanceolata) is a 1 m herbaceous perennial that flowers in June to July and suits borders and naturalised areas.

https://en.wikipedia.org/wiki/Thermopsis_lanceolata

Thermopsis is a genus of legumes, native to temperate North America and east Asia. They are herbaceous perennials and are known as goldenbanners or false-lupines.

Thermopsis lanceolata

Tapered false lupin | Thermopsis lanceolata

Thermopsis montana is a perennial herb that produces golden-yellow flowers in June to July. It suits full sun to partial shade and will tolerate both sheltered and exposed garden positions. Best grown in well-drained loamy or sandy soils with a neutral to slightly acidic pH, it accepts moist conditions yet is also dry tolerant. Wear gloves and other protective equipment when handling as the plant is harmful if eaten.

False lupin Thermopsis montana produces golden-yellow flowers in June to July and suits well-drained, neutral to slightly acidic soils in sun or part.